Mental Illness

A hypomanic episode last at least 4 days and is similar to manic episode except that it is not sufficiently severe to cause impairment in social or occupational functioning, and no psychotic features are present. Both mania and hypomania are associated with inflated self-esteem, decreased need for sleep, distractibility, great physical and mental activity and over involvement in pleasurable behavior.

Dysthymia -Persistence of mood symptoms which last for more than 2 years. In children and adolescent must be at least 1 year. They include speech disturbance, low self-esteem, concentration difficulties and pessimism.